Base | Representation |
---|---|
bin | 10010100000010… |
… | …10100001010111 |
3 | 101211002121202001 |
4 | 21100022201113 |
5 | 304214413333 |
6 | 23223100131 |
7 | 3563311300 |
oct | 1120124127 |
9 | 354077661 |
10 | 155232343 |
11 | 7a6963a2 |
12 | 43ba1647 |
13 | 26211676 |
14 | 1688b7a7 |
15 | d964b7d |
hex | 940a857 |
155232343 has 6 divisors (see below), whose sum is σ = 180576456. Its totient is φ = 133056252.
The previous prime is 155232293. The next prime is 155232347. The reversal of 155232343 is 343232551.
It is not a de Polignac number, because 155232343 - 225 = 121677911 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155232347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1583955 + ... + 1584052.
It is an arithmetic number, because the mean of its divisors is an integer number (30096076).
Almost surely, 2155232343 is an apocalyptic number.
155232343 is a deficient number, since it is larger than the sum of its proper divisors (25344113).
155232343 is an equidigital number, since it uses as much as digits as its factorization.
155232343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3168021 (or 3168014 counting only the distinct ones).
The product of its digits is 10800, while the sum is 28.
The square root of 155232343 is about 12459.2272232270. The cubic root of 155232343 is about 537.4368043964.
Adding to 155232343 its reverse (343232551), we get a palindrome (498464894).
The spelling of 155232343 in words is "one hundred fifty-five million, two hundred thirty-two thousand, three hundred forty-three".
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